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NMR Structure of the third RNA Recognition Motif (RRM) of U2 small nuclear ribonucleoprotein auxiliary factor (U2AF) 2
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 2 4D-HACANH-APSY 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 3 5D-CBCACONH-APSY 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 4 5D-HACACONH-APSY 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 5 3D 1H-13C NOESY aliphatic 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 6 3D 1H-13C NOESY aliphatic 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298 7 3D 1H-13C NOESY aromatic 1.2 mM [U-98% 13C; U-98% 15N] protein, 20 mM sodium phosphate, 100 mM sodium chloride, 5 mM sodium azide, 8 mM DTT 90% H2O/10% D2O 0.1298 6.0 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600 2 Bruker AVANCE 800
NMR Refinement Method Details Software simulated annealing CYANA
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 80 Conformers Submitted Total Number 20 Representative Model 1 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution CYANA G ntert P. 2 refinement OPAL Luginbuhl, Guntert, Billeter and Wuthrich 3 collection TopSpin 3.1 Bruker Biospin 4 processing TopSpin 3.1 Bruker Biospin 5 chemical shift assignment CARA Keller and Wuthrich 6 data analysis CARA Keller and Wuthrich 7 chemical shift assignment j-UNIO Herrmann, Guntert and Wuthrich 8 peak picking j-UNIO Herrmann, Guntert and Wuthrich 9 structure solution j-UNIO Herrmann, Guntert and Wuthrich